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                            <div style="color:gray; word-break: break-all; font-size:12px;">原英文版地址: <a href="https://www.elastic.co/guide/en/elasticsearch/reference/7.7/configuring-analyzers.html" rel="nofollow" target="_blank">https://www.elastic.co/guide/en/elasticsearch/reference/7.7/configuring-analyzers.html</a>, 原文档版权归 www.elastic.co 所有<br/>本地英文版地址: <a href="../en/configuring-analyzers.html" rel="nofollow" target="_blank">../en/configuring-analyzers.html</a></div>
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<strong>重要</strong>: 此版本不会发布额外的bug修复或文档更新。最新信息请参考 <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/index.html" rel="nofollow">当前版本文档</a>。
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<span class="breadcrumb-node">Configuring built-in analyzers</span>
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<h2 class="title">
<a id="configuring-analyzers"></a>Configuring built-in analyzers<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/analysis/analyzers/configuring.asciidoc">edit</a>
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<p>The built-in analyzers can be used directly without any configuration.  Some
of them, however, support configuration options to alter their behaviour.  For
instance, the <a class="xref" href="analysis-standard-analyzer.html" title="Standard Analyzer"><code class="literal">standard</code> analyzer</a> can be configured
to support a list of stop words:</p>
<div class="pre_wrapper lang-console">
<pre class="programlisting prettyprint lang-console">PUT my_index
{
  "settings": {
    "analysis": {
      "analyzer": {
        "std_english": { <a id="CO370-1"></a><i class="conum" data-value="1"></i>
          "type":      "standard",
          "stopwords": "_english_"
        }
      }
    }
  },
  "mappings": {
    "properties": {
      "my_text": {
        "type":     "text",
        "analyzer": "standard", <a id="CO370-2"></a><i class="conum" data-value="2"></i>
        "fields": {
          "english": {
            "type":     "text",
            "analyzer": "std_english" <a id="CO370-3"></a><i class="conum" data-value="3"></i>
          }
        }
      }
    }
  }
}

POST my_index/_analyze
{
  "field": "my_text", <a id="CO370-4"></a><i class="conum" data-value="2"></i>
  "text": "The old brown cow"
}

POST my_index/_analyze
{
  "field": "my_text.english", <a id="CO370-5"></a><i class="conum" data-value="3"></i>
  "text": "The old brown cow"
}</pre>
</div>
<div class="console_widget" data-snippet="snippets/799.console"></div>
<div class="calloutlist">
<table border="0" summary="Callout list">
<tr>
<td align="left" valign="top" width="5%">
<p><a href="#CO370-1"><i class="conum" data-value="1"></i></a></p>
</td>
<td align="left" valign="top">
<p>We define the <code class="literal">std_english</code> analyzer to be based on the <code class="literal">standard</code>
analyzer, but configured to remove the pre-defined list of English stopwords.</p>
</td>
</tr>
<tr>
<td align="left" valign="top" width="5%">
<p><a href="#CO370-2"><i class="conum" data-value="2"></i></a><a href="#CO370-4"></a></p>
</td>
<td align="left" valign="top">
<p>The <code class="literal">my_text</code> field uses the <code class="literal">standard</code> analyzer directly, without
any configuration.  No stop words will be removed from this field.
The resulting terms are: <code class="literal">[ the, old, brown, cow ]</code></p>
</td>
</tr>
<tr>
<td align="left" valign="top" width="5%">
<p><a href="#CO370-3"><i class="conum" data-value="3"></i></a><a href="#CO370-5"></a></p>
</td>
<td align="left" valign="top">
<p>The <code class="literal">my_text.english</code> field uses the <code class="literal">std_english</code> analyzer, so
English stop words will be removed.  The resulting terms are:
<code class="literal">[ old, brown, cow ]</code></p>
</td>
</tr>
</table>
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